/*
 * page-workers.c -- page /workers/<name> route
 *
 * Copyright (c) 2021-2022 David Demelier <markand@malikania.fr>
 *
 * Permission to use, copy, modify, and/or distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include <assert.h>
#include <stdlib.h>
#include <string.h>

#include "db.h"
#include "page-workers.h"
#include "pageutil.h"
#include "theme.h"
#include "util.h"

static void
get_one(struct kreq *r)
{
	json_t *worker, *jobresults;
	char *body;

	if (!(worker = db_worker_find(r->path)))
		pageutil_status(r, KHTTP_404);
	else {
		/* Silently ignore jobs if it has failed. */
		if ((jobresults = db_jobresult_list_by_worker(r->path)))
			json_object_set_new(worker, "jobresults", jobresults);

		body = theme_render("onPageWorker", worker);
		pageutil_render(r, KHTTP_200, KMIME_TEXT_HTML, body);
		free(body);
	}
}

static void
get_all(struct kreq *r)
{
	json_t *workers;
	char *body;

	if (!(workers = db_worker_list()))
		pageutil_status(r, KHTTP_500);
	else {
		body = theme_render("onPageWorkers", util_json_pack("{so}",
			"workers", workers
		));
		pageutil_render(r, KHTTP_200, KMIME_TEXT_HTML, body);
		free(body);
	}
}

static void
get(struct kreq *r)
{
	if (strlen(r->path) > 0)
		get_one(r);
	else
		get_all(r);
}

void
page_workers(struct kreq *r)
{
	(void)r;

	switch (r->method) {
	case KMETHOD_GET:
		get(r);
		break;
	default:
		pageutil_status(r, KHTTP_400);
		break;
	}
}